What does OTI stand for?
OTI stands for "Outgoing Trunk Identifier"
How to abbreviate "Outgoing Trunk Identifier"?
"Outgoing Trunk Identifier" can be abbreviated as OTI
What is the meaning of OTI abbreviation?
The meaning of OTI abbreviation is "Outgoing Trunk Identifier"
What does OTI mean?
OTI as abbreviation means "Outgoing Trunk Identifier"
